Problems in the district office Kolursari is manual population data administration system cause inefficiency in processing, data retrieval and archiving letters, so we need a system that is expected to help solve the problem. This research focuses on two things: the population administration and the creation of multiple certificate. Based on system testing was done using a black-box testing which resulted in an average success rate.Keyword : Data, Population Administration, Black-box Testing.
                        
                        
                        
                        
                            
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